Zaischnopsis Ashmead 1904

Key to females of Zaischnopsis in the Oriental region

1 Flagellum with funiculars 3‒5 brown, funicular 6 and clava white.................................. Z. cooki (Girault)

- Flagellum entirely dark................................................................................. 2

2(1) Fore wing infuscate beyond level of parastigma, gradually lightened distally but without hyaline cross-band or spot (Fig. 5 5); metatibia with basal half of dorsal margin white (Fig. 57)...................................... Z. locustae (Girault)

- Fore wing infuscate beyond level of parastigma and with hyaline cross-band or spot(s) behind marginal vein; metatibia sometimes without white region dorsally within basal half......................................................... 3

3(2) Fore wing with single hyaline cross-band behind marginal vein (Figs 10, 19, 34, 48, 52)............................. 4

- Fore wing with 1‒3 hyaline spots behind marginal vein (Figs 26, 49, 50, 51)...................................... 10

4(3) Hyaline cross-band of fore wing very narrow, about 1/5 to 1/6 width of basal infuscate region (Fig. 19)................. 5

- Hyaline cross-band of fore wing wide, usually about 1/2 to 1/3 width of basal infuscate part (Figs 10, 34, 48)............. 6

5(4) Funiculars 2‒4 equal in length........................................................ Z. magniscapus (Girault)

- Funiculars 2‒4 in ratio of 15: 17: 21 (Fig. 17)................................................. Z. fumosa sp. nov.

6(4) Mesotibial spur yellow to milky white; scrobal depression separated from anterior ocellus by distance equal to 2× diameter of anterior ocellus..................................................................... Z. keralensis Narendran

- Mesotibial spur dark brown to black; distance between scrobal depression and anterior ocellus variable................. 7

7(6) Gaster about 1.8× longer than mesosoma; mesotibial spur black; scrobal depression separated from anterior ocellus by distance less than the diameter of an anterior ocellus............................... Z. mampadicus Narendran & Girish Kumar

- Gaster at most about 1.2× longer than mesosoma; mesotibial spur variable in color; distance between scrobal depression and anterior ocellus variable................................................................................ 8

8(7) Fore wing with MV shorter than SMV.................................................. Z. fascipennis (Walker)

- Fore wing with MV longer than SMV..................................................................... 9

9(8) Metatibia with dorsal margin dark brown to black (Figs 37, 60), though possibly superficially appearing white because of dense white setae (Fig. 37); propodeum with plical region medially very narrow (Figs 39, 47).......... Z. tubatius (Walker)

- Metatibia with basal half of dorsal margin white (Fig. 8); propodeum with plical region comparatively wider (Figs 2, 44)....................................................................................... Z. candetibia sp. nov.

10(3) Fore wing with single hyaline spot behind marginal vein (Figs 26, 51).......................................... 11

- Fore wing with 2 or 3 hyaline spots behind marginal vein (Figs 49, 50).......................................... 12

11(10) Fore wing with hyaline spot triangular and with a very narrow longitudinal hyaline stripe at hind margin opposite base of MV (Fig. 51)................................................................. Z. stom Narendran & Girish Kumar

- Fore wing with hyaline spot round and hind margin without a longitudinal hyaline stripe (Fig. 26)...... Z. nivalinota sp. nov.

12(10) Fore wing with 3 hyaline spots behind marginal vein (Fig. 50)............................... Z. bathericus Narendran

- Fore wing with 2 hyaline spots behind marginal vein (Fig. 49).............................. Z. biharensis (Narendran)